Home / 770,733.31-1,156,210.74-238,295.86

Finding the Fourth Proportional to 770,733.31, 1,156,210.74 and 238,295.86

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Solution

The fourth proportional to 770,733.31, 1,156,210.74 and 238,295.86 is: 357,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,733.31 : 1,156,210.74 = 238,295.86 : x
  2. Step 2: Convert to fraction form
    770,733.31/1,156,210.74 = 238,295.86/x
  3. Step 3: Cross multiply
    770,733.31x = 1,156,210.74 × 238,295.86
  4. Step 4: Simplify right side
    770,733.31x = 275,520,225,657.00
  5. Step 5: Solve for x
    x = 275,520,225,657.00/770,733.31
  6. Step 6: Final answer
    x = 357,478.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.